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Hitachi 32LD7200, Руководство по обслуживанию

Телевизор Hitachi 32LD7200 - это превосходный выбор для вашего дома. В этой модели есть все необходимые технические характеристики, чтобы обеспечить вам высокое качество изображения и звука. Вы можете бесплатно загрузить руководство по эксплуатации с manualshive.com.

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14

32LD7200 (PW2L) 

Содержание 32LD7200

Страница 1: ...e Ingenieur die Sicherheitshinweise und Hinweise zurProduktsicherheit indiesemWartungshandbuchzulesen SERVICE MANUAL MANUEL D ENTRETIEN WARTUNGSHANDBUCH Data contained within this Service manual is subject to alteration for improvement Les données fournies dans le présent manuel d entretien peuvent faire l objet de modifications en vue de perfectionner leproduit Die in diesem Wartungshandbuch enth...

Страница 2: ... will die or take damage by electric shock if you touch to live part Use recommended components Please use to same characteristic compo nent which is same as previous for your safety and keep reliability especially marked by in parts list and circuit diagram It is reason of electric shock or fire if you use non recommended component Should be kept same style of wiring or component Monitor uses tub...

Страница 3: ... display Free from electromagnetic interferences from geomagnetic sources and ambient power lines the panel produces high quality display images free from color misconvergence and display distortion High Performance Digital Processor A wide range of input signals can be handed including composite component and HDMI High Definition Digital Pro cessor creates the fine textured image with dynamic con...

Страница 4: ...r output terminal RCA OUTPUT MONITOR L R audio monitor output terminal RCA OUTPUT HEADPHONE L R audio monitor output terminal 3 5mm Stereo Mini Jack 1015 W x 618 H x 340 D mm 1366 H x 768 V pixels Approx 32 inches 698 H x 392 V mm diagonal 800mm 25 0kg 158W 1W 2W When DVI speaker 12W 12W 6Ω AV1 composite video S video L R audio input terminal SCART AV2 composite video RGB L R audio input terminal ...

Страница 5: ... from soldered joints when replacing components If leaded solder should be added to existing lead free joints mix in the leaded solder thoroughly after the lead free solder has been completely melted do not apply the soldering iron without solder Servicing soldering iron A soldering iron with a temperature setting capability temperature control function is recommended The melting point of lead fre...

Страница 6: ...URE MODE button CH I CH II button TV CHANNEL UP DOWN button TV MUTE button MULTI PICTURE button SWIVEL button T TEXT button TV Control panel indicates the function while the MENU is displayed on the screen SUB POWER button VOLUME UP DOWN buttons ADJUST buttons CHANNEL UP DOWN buttons SELECT buttons MENU button INPUT SELECT button OK button Remote control receiver Indicating lamp The main power swi...

Страница 7: ... FLASH I O 41 BUSY FLASH I O 42 TXD0 PDP I O 43 RXD0 PDP I O 44 SDA4 panel I O 45 SCL4 panel I O 46 M_ENABLE I O 47 M_SCLK I O 48 M_SDA I O 49 M_WAKEUP I O 50 PDPGO PM_ON I O 5V NC OSD DATA OSD CLK GND CNVSS FLASH TRAP MAIN FUNCTION 5V Head Phone Volume Memory Protect AGC Voltage F E FC DATA FC CLOCK FC DATA SYNC SW SYNC SW RESET OSC OUT GND OSC IN 5V 5V PULL UP IR Signal TA1370 LA7213 COMPONENT2 ...

Страница 8: ...C_I M I O AGC Voltage Main TUNER 94 FE_AGC_I S I O 95 HP_DETECT I O 96 HDMI_DET I O 97 INT_HDMI I O 98 NC I O NC 99 COMP_SW I O 100 DEMP_OUT I O PDP PALEL Contorol FRASH MEMORY Writing Detecting VIDEO PWB I2C䋨to PWB TUNER side䋩 FE MSP3455or MSP3415G SAA5361 TB1274 Sub M306V7 M62320P I2C䋨to PWB TUNER side䋩 FE MSP3455or MSP3415G SAA5361 TB1274 Sub M306V7 M62320P HDMI Reset Hot Plug Detect Reset Dete...

Страница 9: ... NC I O NC 121 AD_KEY3 I O 122 AD_KEY2 I O 123 AD_KEY1 I O 124 TV POWER I O 125 DIP DET I O 126 POWER_SAVE I O 127 GND I 128 I O Function 1 Function 2 LCD PANEL I 2 C BUS Contorol CLOCK I2 C BUS Contorol DATA I2C BUS Contorol CLOCK I2C BUS Contorol DATA Detecting HDMI circuit connection OSD CS FC ENABLE NC EXTERNAL RESET FAN ALARM AD KEY1 INPUT POWRE ON OFF H ON䇮L STANDBY DIP DET NC HDMI AUDIO SW ...

Страница 10: ...9 32LD7200 PW2L Block diagram ...

Страница 11: ...sed for selecting adjustment code buttons are used for changing data values OK button is used for confirming the data After finishing the necessary adjustment press MENU button Adjustment mode is released and the set returns to normal condition Memory Initialize operation NOTE The execution of this function returns the adjustment codes to the preset values therefore adjustment data will be lost Pr...

Страница 12: ...11 32LD7200 PW2L Service adjustment items by I2C bus control MAIN Part ...

Страница 13: ...12 32LD7200 PW2L ...

Страница 14: ...13 32LD7200 PW2L ...

Страница 15: ...14 32LD7200 PW2L ...

Страница 16: ...15 32LD7200 PW2L ...

Страница 17: ...16 32LD7200 PW2L ...

Страница 18: ...17 32LD7200 PW2L ...

Страница 19: ...18 32LD7200 PW2L ...

Страница 20: ...19 32LD7200 PW2L ...

Страница 21: ...20 32LD7200 PW2L ...

Страница 22: ...21 32LD7200 PW2L ...

Страница 23: ...22 32LD7200 PW2L Main Sub YFRUR passage level MYNRP6 MYNRP7 MYNRP8 MYNRP8 480i 576i HDMI 480p 576p HDMI 1080i 50 720p 50 HDMI 1080i 60 720p 60 HDMI 7 0 7 0 7 1 7 0 ...

Страница 24: ...23 32LD7200 PW2L ...

Страница 25: ...24 32LD7200 PW2L Service adjustment items by I2C bus control SUB adjust menu ...

Страница 26: ...25 32LD7200 PW2L 10 ...

Страница 27: ...26 32LD7200 PW2L ...

Страница 28: ...27 32LD7200 PW2L ...

Страница 29: ... adjustments of main chassis are finished perform FACTORY RESET Press the SUB POWER button INPUT SELECT button and button at the same time and hold for more than 5 seconds The unit is set to factory settings 2 Horizontal Enhancer Gain for Y G YHEG2 ...

Страница 30: ...l in black level contrast and color In this case it will be recovered by re adjustment in the specified way NOTE Never adjust without use of the specified signal If that were done by mistake the picture would become abnor mal in black level contrast and color In this case it will be recovered by re adjustment in the specified way 4 4 ...

Страница 31: ...30 32LD7200 PW2L 3 4 5 ...

Страница 32: ...31 32LD7200 PW2L ...

Страница 33: ...32 32LD7200 PW2L 22 ...

Страница 34: ... To escape from this mode press the SUB POWER button INPUT SELECT button and button at the same time and hold for more than 5 seconds Burn in mode will be released How to recover the remote and the center of the upper key function If remote and the center of the upper key cannot operate after miss set special function by the center of the upper keys these functions can recover by below method Pres...

Страница 35: ... Joint or Formatter PWB Power supply unit No No Yes Yes Joint or Formatter PWB Sub power board Power supply unit Yes high Sub Power board Is the voltage applied to CN6 1 of Power supply unit Yes 1 3 3V 2 5V 6 7 12V Yes Yes Yes Speaker Picture is displayed But no sound Are the voltages applied to PAJ1 1 2 6 7 of the Audio PWB Are the signals applied to PAF1 2 4 of the Audio PWB No Audio PWB 2 L ch ...

Страница 36: ...t signal Cable or Formatter PWB Yes No Inverter unit No Yes 1 5V 7 5V Is Voltage applied to P804 1 pin of the Power supply unit Is Voltage applied to PJF1 7 pin of the Joint PWB Power supply unit No Yes Joint PWB Formatter PWB Power supply unit Joint or Formatter PWB Power supply unit No Yes Formatter PWB or Panel Module Is the voltage of PFJ1 1 pin PFJ2 1 2 pins applied to of the Formatter PWB PF...

Страница 37: ...nge Formatter PWB Change back original Tuner PWB Change back original Video PWB Change back original Formatter PWB Exchange Joint PWB Finish repair Finish repair Finish repair Finish repair Still no Teletext Still no Teletext Still no Teletext Teletext normal Teletext normal Teletext normal ...

Страница 38: ...ter PWB Exchange Panel Change back original Tuner PWB Change back original Video PWB Change back panel no picture of TV Change back original Formatter PWB Exchange Joint PWB Finish repair Finish repair Finish repair picture normal picture normal picture normal No picture No picture No picture No picture Yes No picture normal ...

Страница 39: ...rmatter PWB Change back original Tuner PWB Change back original Video PWB No sound of TV Change back original Formatter PWB Exchange Joint PWB Finish repair Finish repair sound normal Finish repair sound normal Finish repair sound normal Still no sound Still no sound Still no sound ...

Страница 40: ...o PWB Change back original Formatter PWB Change back original HDMI PWB No HDMI no picture no color or dark Change back original Video PWB Exchange Joint PWB Finish repair Finish repair HDMI normal Finish repair HDMI normal Finish repair HDMI normal Still no HDMI Still no HDMI Still no HDMI ...

Страница 41: ...ot operate Exchange Video PWB Exchange Formatter PWB Exchange Joint PWB Change back original Formatter PWB Change back original Video PWB Change back Joint PWB Exchange stand Finish repair Finish repair Finish repair Finish repair OK OK No No No OK ...

Страница 42: ...circuit self diagnosis function This function is for the failure of the signal circuit for example the phenomenon as below Sometimes power turns off abnormally Sometimes picture disappears abnormally To enter to this Self Diagnosis mode follow the next steps Preparation 1 The Power Cord should be connected to AC line and the Main Power switch should be turned on 2 Turn the power off by the SUB POW...

Страница 43: ...4 6 DVI AV AV5 AV6 D SUB15P AUDIO VIDEO OSC 16MHZ Formatter PWB TMDS RECEIVER LVDS Transmitter Audio Power Supply Digital Audio Amp Audio Processing Speaker x 2 Audio Signal Audio PWB AV SW Teletext Headphone 3D 3L Comb Filter Video Chroma Decoder HDMI PWB Digital RGB RGBHV Differential Signal Digital Video PWB FE MSP Tuner PWB Inverter Power Monitor Out Headphone Out ANT Sub Power Unit Block diag...

Страница 44: ...43 32LD7200 PW2L Block diagram 2 2 ...

Страница 45: ...44 32LD7200 PW2L 10 Disassembly diagram PC ABS ABS ABS ...

Страница 46: ...45 32LD7200 PW2L Panel Module inverter Panel Module Spare Part Name Spare Part No Panel Module DD00691 Inverter board one pair TP01374 Panel Module with inverter board ...

Страница 47: ...ower boards In case of detaching the cable from the clamp 1 Detach the connector from the power board 2 Twist off the screws for the power board and detach the power board 3 Then detach the cable from the clamp In case of attaching the cable from the clamp 1 Put the cables through the clamp 2 Fasten the power board with screws 3 Attach the connector to the connector base of its power board ...

Страница 48: ...re to set the guide posts of unit deep enough into the hole on the in display when inserting the video unit In case that it is stuck during the mounting please readjust the position without pushing it by constraint Guide Post ...

Страница 49: ...THE UPDATED PARTS LIST FOR THIS MODEL IS AVAILABLE ON ESTA ...

Страница 50: ...49 32LD7200 PW2L 12 Connection diagram ...

Страница 51: ... P802 P806 PAS1 PAS2 FERRITE CORE CN5 CN4 CN6 P805 P807 CN1 LED board P803 P804 To SP Right PJF3 PFJ1 PFJ2 PFV1 PFJ3 PFM1 PFA2 PFA1 PFK1 PFL1 PFJ5 PJP2 PJF6 PJP5 JOINT board SUB POWER board CN6 1 CN4 1 CN5 1 SW902 SW901 INVERTER board INVERTER board AUDIO board POWER board FORMATTER board P800 Inlet CN02 CN01 CN05 CN04 CONTROL board speaker terminal ...

Страница 52: ...32LD7200 Power input TP01342 PWB sub power switch TP01331 Formatter PCB 39012588006 Power supply PK101V01610 Tuner PCB 455AC988001 Video PCB 452AC388001 ...

Страница 53: ...HDMI PCB 39012588011 Formatter PCB 39012588006 ...

Страница 54: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A VIDEO board 1 PW2L ...

Страница 55: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A VIDEO board 2 PW2L ...

Страница 56: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A VIDEO board 3 PW2L ...

Страница 57: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A VIDEO board 4 PW2L ...

Страница 58: ...47 Milano Italia ITALY Tel 39 02 487861 Tel 39 02 38073415 Servizio Clienti Fax 39 02 48786381 2 Email customerservice italy hitachi eu com HITACHI Europe AB Box 77 S 164 94 Kista SWEDEN Tel 46 0 8 562 711 00 Fax 46 0 8 562 711 13 Email csgswe hitachi eu com HITACHI EUROPE S A S Lyon Office B P 45 69671 BRON CEDEX FRANCE Tel 33 04 72 14 29 70 Fax 33 04 72 14 29 99 Email france consommateur hitachi...

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